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Super Precision Angular Contact Ball Bearings S71915 CE/P4AQBCB

Super Precision Angular Contact Ball Bearings S71915 CE/P4AQBCB

The S71915 CE/P4AQBCB is a super precision angular contact ball bearing with a 75mm bore and 105mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 13320 lbf and operates smoothly at speeds up to 28000 RPM.

Its sealed design keeps grease in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. The 15° contact angle and light preload make it ideal for high-precision applications.

This set includes four matched bearings (QBC arrangement), offering consistent performance in demanding setups. Suitable for machine tools or spindle drives where accuracy and reliability are key.

Weighing 1.37kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards for precise engineering needs. Works in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number S71915 CE/P4AQBCB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 75 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 105 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 64 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 23
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 13320 lbf
  • Static Radial Load 15300 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 1.37 kg
Super Precision Angular Contact Ball Bearings S71915 CE/P4AQBCB dimension drawing
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Features

How Is S71915 CE/P4AQBCB Bearing Engineered for Reliability?

S71915 CE/P4AQBCB Bearing features a 15° contact angle, optimised for handling combined radial and axial loads.

Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and wear.

The sealed design protects against contaminants, maintaining performance in harsh environments.

With a dynamic radial load capacity of 13,320 lbf, it delivers reliable operation under demanding conditions.

Application

Key Fields for S71915 CE/P4AQBCB Bearing
S71915 CE/P4AQBCB Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction helps maintain performance in environments with dust or debris.

In aerospace applications, S71915 CE/P4AQBCB Bearing supports critical components like turbine shafts, thanks to its light preload and high-speed capability. The matched arrangement of four bearings provides stability under varying loads.

For robotics, S71915 CE/P4AQBCB Bearing’s phenolic cage reduces friction, making it ideal for articulated arms requiring smooth movement. Its P4A tolerance class guarantees consistent performance in repetitive tasks.

Medical imaging systems benefit from S71915 CE/P4AQBCB Bearing’s grease lubrication, ensuring quiet operation in sensitive environments. The chrome steel construction offers durability for long-term use.

Q&A

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